Gaya APA

Technology (NIIT), N, I, O, I. (2009). (E-BOOK Teknik Mesin) Britannica Illustrated Science Library Britannica Illustrated Science Library . New York: Britannica.

Gaya MLA

Technology (NIIT), National, Institute, Of, Information. "(E-BOOK Teknik Mesin) Britannica Illustrated Science Library Britannica Illustrated Science Library". New York: Britannica, 2009. Computer File.